1 /* $NetBSD: iec13213.h,v 1.6 2014/03/28 04:09:19 htodd Exp $ */
2 /*-
3 * Copyright (c) 2003 Hidetoshi Shimokawa
4 * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the acknowledgement as bellow:
17 *
18 * This product includes software developed by K. Kobayashi and H. Shimokawa
19 *
20 * 4. The name of the author may not be used to endorse or promote products
21 * derived from this software without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
25 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
26 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
31 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
32 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 *
35 * $FreeBSD: /repoman/r/ncvs/src/sys/dev/firewire/iec13213.h,v 1.14 2005/01/06 01:42:41 imp Exp $
36 *
37 */
38
39 #ifndef _IEC13213_H_
40 #define _IEC13213_H_
41
42 #define STATE_CLEAR 0x0000
43 #define STATE_SET 0x0004
44 #define NODE_IDS 0x0008
45 #define RESET_START 0x000c
46 #define SPLIT_TIMEOUT_HI 0x0018
47 #define SPLIT_TIMEOUT_LO 0x001c
48 #define CYCLE_TIME 0x0200
49 #define BUS_TIME 0x0204
50 #define BUSY_TIMEOUT 0x0210
51 #define PRIORITY_BUDGET 0x0218
52 #define BUS_MGR_ID 0x021c
53 #define BANDWIDTH_AV 0x0220
54 #define CHANNELS_AV_HI 0x0224
55 #define CHANNELS_AV_LO 0x0228
56 #define IP_CHANNELS 0x0234
57
58 #define CONF_ROM 0x0400
59
60 #define TOPO_MAP 0x1000
61 #define SPED_MAP 0x2000
62
63 #define CSRTYPE_SHIFT 6
64 #define CSRTYPE_MASK (3 << CSRTYPE_SHIFT)
65 #define CSRTYPE_I (0 << CSRTYPE_SHIFT) /* Immediate */
66 #define CSRTYPE_C (1 << CSRTYPE_SHIFT) /* CSR offset */
67 #define CSRTYPE_L (2 << CSRTYPE_SHIFT) /* Leaf */
68 #define CSRTYPE_D (3 << CSRTYPE_SHIFT) /* Directory */
69
70 /*
71 * CSR keys
72 * 00 - 2F: defined by CSR architecture standards.
73 * 30 - 37: defined by BUS starndards
74 * 38 - 3F: defined by Vendor/Specifier
75 */
76 #define CSRKEY_MASK 0x3f
77 #define CSRKEY_DESC 0x01 /* Descriptor */
78 #define CSRKEY_BDINFO 0x02 /* Bus_Dependent_Info */
79 #define CSRKEY_VENDOR 0x03 /* Vendor */
80 #define CSRKEY_HW 0x04 /* Hardware_Version */
81 #define CSRKEY_MODULE 0x07 /* Module */
82 #define CSRKEY_NCAP 0x0c /* Node_Capabilities */
83 #define CSRKEY_EUI64 0x0d /* EUI_64 */
84 #define CSRKEY_UNIT 0x11 /* Unit */
85 #define CSRKEY_SPEC 0x12 /* Specifier_ID */
86 #define CSRKEY_VER 0x13 /* Version */
87 #define CSRKEY_DINFO 0x14 /* Dependent_Info */
88 #define CSRKEY_ULOC 0x15 /* Unit_Location */
89 #define CSRKEY_MODEL 0x17 /* Model */
90 #define CSRKEY_INST 0x18 /* Instance */
91 #define CSRKEY_KEYW 0x19 /* Keyword */
92 #define CSRKEY_FEAT 0x1a /* Feature */
93 #define CSRKEY_EROM 0x1b /* Extended_ROM */
94 #define CSRKEY_EKSID 0x1c /* Extended_Key_Specifier_ID */
95 #define CSRKEY_EKEY 0x1d /* Extended_Key */
96 #define CSRKEY_EDATA 0x1e /* Extended_Data */
97 #define CSRKEY_MDESC 0x1f /* Modifiable_Descriptor */
98 #define CSRKEY_DID 0x20 /* Directory_ID */
99 #define CSRKEY_REV 0x21 /* Revision */
100
101 #define CSRKEY_FIRM_VER 0x3c /* Firmware version */
102 #define CSRKEY_UNIT_CH 0x3a /* Unit characteristics */
103 #define CSRKEY_COM_SPEC 0x38 /* Command set revision */
104 #define CSRKEY_COM_SET 0x39 /* Command set */
105
106 #define CROM_UDIR (CSRTYPE_D | CSRKEY_UNIT) /* 0x81 Unit directory */
107 #define CROM_TEXTLEAF (CSRTYPE_L | CSRKEY_DESC) /* 0x81 Text leaf */
108 #define CROM_TEXTLEAF2 (CSRTYPE_L | CSRKEY_BDINFO)/* 0x82 Text leaf2 */
109 #define CROM_LUN (CSRTYPE_I | CSRKEY_DINFO) /* 0x14 Logical unit num. */
110 #define CROM_MGM (CSRTYPE_C | CSRKEY_DINFO) /* 0x54 Management agent */
111 #define CROM_NODEID 0x8d /* only valid for IEEE 1394-1995 digital camera */
112
113 #define CSRVAL_VENDOR_PRIVATE 0xacde48
114 #define CSRVAL_1394TA 0x00a02d
115 #define CSRVAL_ANSIT10 0x00609e
116 #define CSRVAL_IETF 0x00005e
117
118 #define CSR_PROTAVC 0x010001
119 #define CSR_PROTCAL 0x010002
120 #define CSR_PROTEHS 0x010004
121 #define CSR_PROTHAVI 0x010008
122 #define CSR_PROTCAM104 0x000100
123 #define CSR_PROTCAM120 0x000101
124 #define CSR_PROTCAM130 0x000102
125 #define CSR_PROTDPP 0x0a6be2
126 #define CSR_PROTIICP 0x4b661f
127
128 #define CSRVAL_T10SBP2 0x010483
129 #define CSRVAL_SCSI 0x0104d8
130
131 struct csrreg {
132 #if BYTE_ORDER == BIG_ENDIAN
133 uint32_t key:8,
134 val:24;
135 #else
136 uint32_t val:24,
137 key:8;
138 #endif
139 };
140 struct csrhdr {
141 #if BYTE_ORDER == BIG_ENDIAN
142 uint32_t info_len:8,
143 crc_len:8,
144 crc:16;
145 #else
146 uint32_t crc:16,
147 crc_len:8,
148 info_len:8;
149 #endif
150 };
151 struct csrdirectory {
152 BIT16x2(crc_len, crc);
153 struct csrreg entry[0];
154 };
155 struct csrtext {
156 BIT16x2(crc_len, crc);
157 #if BYTE_ORDER == BIG_ENDIAN
158 uint32_t spec_type:8,
159 spec_id:24;
160 #else
161 uint32_t spec_id:24,
162 spec_type:8;
163 #endif
164 uint32_t lang_id;
165 uint32_t text[0];
166 };
167
168 struct bus_info {
169 #define CSR_BUS_NAME_IEEE1394 0x31333934
170 uint32_t bus_name;
171 #if BYTE_ORDER == BIG_ENDIAN
172 uint32_t irmc:1, /* iso. resource manager capable */
173 cmc:1, /* cycle master capable */
174 isc:1, /* iso. operation support */
175 bmc:1, /* bus manager capable */
176 pmc:1, /* power manager capable */
177 :3,
178 cyc_clk_acc:8, /* 0 <= ppm <= 100 */
179 max_rec:4, /* (2 << max_rec) bytes */
180 :2,
181 max_rom:2,
182 generation:4,
183 :1,
184 link_spd:3;
185 #else
186 uint32_t link_spd:3,
187 :1,
188 generation:4,
189 max_rom:2,
190 :2,
191 max_rec:4, /* (2 << max_rec) bytes */
192 cyc_clk_acc:8, /* 0 <= ppm <= 100 */
193 :3,
194 pmc:1, /* power manager capable */
195 bmc:1, /* bus manager capable */
196 isc:1, /* iso. operation support */
197 cmc:1, /* cycle master capable */
198 irmc:1; /* iso. resource manager capable */
199 #endif
200 struct fw_eui64 eui64;
201 };
202 /* max_rom */
203 #define MAXROM_4 0
204 #define MAXROM_64 1
205 #define MAXROM_1024 2
206
207 #define CROM_MAX_DEPTH 10
208 struct crom_ptr {
209 struct csrdirectory *dir;
210 int index;
211 };
212
213 struct crom_context {
214 int depth;
215 struct crom_ptr stack[CROM_MAX_DEPTH];
216 };
217
218 void crom_init_context(struct crom_context *, uint32_t *);
219 struct csrreg *crom_get(struct crom_context *);
220 void crom_next(struct crom_context *);
221 void crom_parse_text(struct crom_context *, char *, int);
222 uint16_t crom_crc(uint32_t *r, int);
223 struct csrreg *crom_search_key(struct crom_context *, uint8_t);
224 int crom_has_specver(uint32_t *, uint32_t, uint32_t);
225
226 #ifndef _KERNEL
227 const char *crom_desc(struct crom_context *, char *, size_t);
228 #endif
229
230 /* For CROM build */
231 #if defined(_KERNEL) || defined(TEST)
232 #define CROM_MAX_CHUNK_LEN 20
233 struct crom_src {
234 struct csrhdr hdr;
235 struct bus_info businfo;
236 STAILQ_HEAD(, crom_chunk) chunk_list;
237 };
238
239 struct crom_chunk {
240 STAILQ_ENTRY(crom_chunk) link;
241 struct crom_chunk *ref_chunk;
242 int ref_index;
243 int offset;
244 struct {
245 BIT16x2(crc_len, crc);
246 uint32_t buf[CROM_MAX_CHUNK_LEN];
247 } data;
248 };
249
250 extern int crom_add_quad(struct crom_chunk *, uint32_t);
251 extern int crom_add_entry(struct crom_chunk *, int, int);
252 extern int crom_add_chunk(struct crom_src *src, struct crom_chunk *,
253 struct crom_chunk *, int);
254 extern int crom_add_simple_text(struct crom_src *src, struct crom_chunk *,
255 struct crom_chunk *, const char *);
256 extern int crom_load(struct crom_src *, uint32_t *, int);
257 #endif
258
259 #endif /* _IEC13213_H_ */
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